#
VERSION = 2017
-PATCHLEVEL = 01
+PATCHLEVEL = 07
SUBLEVEL =
EXTRAVERSION =
NAME =
OBJDUMP = $(CROSS_COMPILE)objdump
AWK = awk
PERL = perl
-PYTHON = python
-DTC = dtc
+PYTHON ?= python
+DTC ?= dtc
CHECK = sparse
CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
export CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM LDR STRIP OBJCOPY OBJDUMP
export MAKE AWK PERL PYTHON
-export HOSTCXX HOSTCXXFLAGS DTC CHECK CHECKFLAGS
+export HOSTCXX HOSTCXXFLAGS CHECK CHECKFLAGS DTC DTC_FLAGS
export KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE OBJCOPYFLAGS LDFLAGS
export KBUILD_CFLAGS KBUILD_AFLAGS
# Build targets only - this includes vmlinux, arch specific targets, clean
# targets and others. In general all targets except *config targets.
+# Additional helpers built in scripts/
+# Carefully list dependencies so we do not try to build scripts twice
+# in parallel
+PHONY += scripts
+scripts: scripts_basic include/config/auto.conf
+ $(Q)$(MAKE) $(build)=$(@)
+
ifeq ($(dot-config),1)
# Read in config
-include include/config/auto.conf
@# Otherwise, 'make silentoldconfig' would be invoked twice.
$(Q)touch include/config/auto.conf
+u-boot.cfg spl/u-boot.cfg tpl/u-boot.cfg: include/config.h FORCE
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.autoconf $(@)
+
-include include/autoconf.mk
-include include/autoconf.mk.dep
UBOOTINCLUDE := \
-Iinclude \
$(if $(KBUILD_SRC), -I$(srctree)/include) \
- $(if $(CONFIG_SYS_THUMB_BUILD), $(if $(CONFIG_HAS_THUMB2),, \
- -I$(srctree)/arch/$(ARCH)/thumb1/include),) \
+ $(if $(CONFIG_$(SPL_)SYS_THUMB_BUILD), \
+ $(if $(CONFIG_HAS_THUMB2),, \
+ -I$(srctree)/arch/$(ARCH)/thumb1/include),) \
-I$(srctree)/arch/$(ARCH)/include \
-include $(srctree)/include/linux/kconfig.h
libs-y += drivers/dma/
libs-y += drivers/gpio/
libs-y += drivers/i2c/
-libs-y += drivers/mmc/
libs-y += drivers/mtd/
libs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
libs-y += drivers/mtd/onenand/
endif
# Statically apply RELA-style relocations (currently arm64 only)
+# This is useful for arm64 where static relocation needs to be performed on
+# the raw binary, but certain simulators only accept an ELF file (but don't
+# do the relocation).
ifneq ($(CONFIG_STATIC_RELA),)
# $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base
DO_STATIC_RELA = \
endif
LDFLAGS_u-boot += $(LDFLAGS_FINAL)
+
+# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
+LDFLAGS_u-boot += $(call ld-option, --no-dynamic-linker)
+
ifneq ($(CONFIG_SYS_TEXT_BASE),)
LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE)
endif
cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
$(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+quiet_cmd_mkfitimage = MKIMAGE $@
+cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(U_BOOT_ITS) -E $@ \
+ $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+
quiet_cmd_cat = CAT $@
cmd_cat = cat $(filter-out $(PHONY), $^) > $@
cfg: u-boot.cfg
-all: $(ALL-y)
+quiet_cmd_cfgcheck = CFGCHK $2
+cmd_cfgcheck = $(srctree)/scripts/check-config.sh $2 \
+ $(srctree)/scripts/config_whitelist.txt $(srctree)
+
+all: $(ALL-y) cfg
ifeq ($(CONFIG_DM_I2C_COMPAT)$(CONFIG_SANDBOX),y)
@echo "===================== WARNING ======================"
@echo "This board uses CONFIG_DM_I2C_COMPAT. Please remove"
@# Check that this build does not use CONFIG options that we do not
@# know about unless they are in Kconfig. All the existing CONFIG
@# options are whitelisted, so new ones should not be added.
- $(srctree)/scripts/check-config.sh u-boot.cfg \
- $(srctree)/scripts/config_whitelist.txt ${srctree} 1>&2
+ $(call cmd,cfgcheck,u-boot.cfg)
PHONY += dtbs
dtbs: dts/dt.dtb
quiet_cmd_copy = COPY $@
cmd_copy = cp $< $@
-ifeq ($(CONFIG_OF_SEPARATE),y)
+ifeq ($(CONFIG_FIT_EMBED),y)
+
+fit-dtb.blob: dts/dt.dtb FORCE
+ $(call if_changed,mkimage)
+
+MKIMAGEFLAGS_fit-dtb.blob = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
+ -a 0 -e 0 -E \
+ $(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) -d /dev/null
+
+u-boot-fit-dtb.bin: u-boot-nodtb.bin fit-dtb.blob
+ $(call if_changed,cat)
+
+u-boot.bin: u-boot-fit-dtb.bin FORCE
+ $(call if_changed,copy)
+else ifeq ($(CONFIG_OF_SEPARATE),y)
u-boot-dtb.bin: u-boot-nodtb.bin dts/dt.dtb FORCE
$(call if_changed,cat)
endif
%.imx: %.bin
- $(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+ $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
%.vyb: %.imx
$(Q)$(MAKE) $(build)=arch/arm/cpu/armv7/vf610 $@
$(call if_changed,objcopy)
OBJCOPYFLAGS_u-boot-nodtb.bin := -O binary \
- $(if $(CONFIG_X86_RESET_VECTOR),-R .start16 -R .resetvec)
+ $(if $(CONFIG_X86_16BIT_INIT),-R .start16 -R .resetvec)
binary_size_check: u-boot-nodtb.bin FORCE
@file_size=$(shell wc -c u-boot-nodtb.bin | awk '{print $$1}') ; \
cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
-DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
+# Boards with more complex image requirments can provide an .its source file
+# or a generator script
+ifneq ($(CONFIG_SPL_FIT_SOURCE),"")
+U_BOOT_ITS = $(subst ",,$(CONFIG_SPL_FIT_SOURCE))
+else
+ifneq ($(CONFIG_SPL_FIT_GENERATOR),"")
+U_BOOT_ITS := u-boot.its
+$(U_BOOT_ITS): FORCE
+ $(srctree)/$(CONFIG_SPL_FIT_GENERATOR) \
+ $(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@
+endif
+endif
+
ifdef CONFIG_SPL_LOAD_FIT
MKIMAGEFLAGS_u-boot.img = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
-T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE)
MKIMAGEFLAGS_u-boot-spl.kwb = -n $(srctree)/$(CONFIG_SYS_KWD_CONFIG:"%"=%) \
- -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE)
+ -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \
+ $(if $(KEYDIR),-k $(KEYDIR))
MKIMAGEFLAGS_u-boot.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \
-R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage
$(if $(CONFIG_SPL_LOAD_FIT),u-boot-nodtb.bin dts/dt.dtb,u-boot.bin) FORCE
$(call if_changed,mkimage)
+u-boot.itb: u-boot-nodtb.bin dts/dt.dtb $(U_BOOT_ITS) FORCE
+ $(call if_changed,mkfitimage)
+
u-boot-spl.kwb: u-boot.img spl/u-boot-spl.bin FORCE
$(call if_changed,mkimage)
$(call if_changed,pad_cat)
SPL: spl/u-boot-spl.bin FORCE
- $(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+ $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
u-boot-with-spl.imx u-boot-with-nand-spl.imx: SPL u-boot.bin FORCE
- $(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+ $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
MKIMAGEFLAGS_u-boot.ubl = -n $(UBL_CONFIG) -T ublimage -e $(CONFIG_SYS_TEXT_BASE)
cmd_ldr = $(LD) $(LDFLAGS_$(@F)) \
$(filter-out FORCE,$^) -o $@
-u-boot.rom: u-boot-x86-16bit.bin u-boot.bin FORCE \
- $(if $(CONFIG_HAVE_REFCODE),refcode.bin)
+u-boot.rom: u-boot-x86-16bit.bin u-boot.bin \
+ $(if $(CONFIG_SPL_X86_16BIT_INIT),spl/u-boot-spl.bin) \
+ $(if $(CONFIG_HAVE_REFCODE),refcode.bin) checkbinman FORCE
$(call if_changed,binman)
OBJCOPYFLAGS_u-boot-x86-16bit.bin := -O binary -j .start16 -j .resetvec
endif
ifneq ($(CONFIG_ARCH_SUNXI),)
-u-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img u-boot.dtb FORCE
+u-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img u-boot.dtb \
+ checkbinman FORCE
$(call if_changed,binman)
endif
u-boot-img-spl-at-end.bin: u-boot.img spl/u-boot-spl.bin FORCE
$(call if_changed,pad_cat)
-# Create a new ELF from a raw binary file. This is useful for arm64
-# where static relocation needs to be performed on the raw binary,
-# but certain simulators only accept an ELF file (but don't do the
-# relocation).
-# FIXME refactor dts/Makefile to share target/arch detection
+# Create a new ELF from a raw binary file.
+ifndef PLATFORM_ELFENTRY
+ PLATFORM_ELFENTRY = "_start"
+endif
+quiet_cmd_u-boot-elf ?= LD $@
+ cmd_u-boot-elf ?= $(LD) u-boot-elf.o -o $@ \
+ --defsym=$(PLATFORM_ELFENTRY)=$(CONFIG_SYS_TEXT_BASE) \
+ -Ttext=$(CONFIG_SYS_TEXT_BASE)
u-boot.elf: u-boot.bin
- @$(OBJCOPY) -B aarch64 -I binary -O elf64-littleaarch64 \
- $< u-boot-elf.o
- @$(LD) u-boot-elf.o -o $@ \
- --defsym=_start=$(CONFIG_SYS_TEXT_BASE) \
- -Ttext=$(CONFIG_SYS_TEXT_BASE)
+ $(Q)$(OBJCOPY) -I binary $(PLATFORM_ELFFLAGS) $< u-boot-elf.o
+ $(call if_changed,u-boot-elf)
+
+ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(ARCH)/Makefile.postlink)
# Rule to link u-boot
# May be overridden by arch/$(ARCH)/config.mk
cmd_u-boot__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_u-boot) -o $@ \
-T u-boot.lds $(u-boot-init) \
--start-group $(u-boot-main) --end-group \
- $(PLATFORM_LIBS) -Map u-boot.map
+ $(PLATFORM_LIBS) -Map u-boot.map; \
+ $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true)
quiet_cmd_smap = GEN common/system_map.o
cmd_smap = \
-c $(srctree)/common/system_map.c -o common/system_map.o
u-boot: $(u-boot-init) $(u-boot-main) u-boot.lds FORCE
- $(call if_changed,u-boot__)
+ +$(call if_changed,u-boot__)
ifeq ($(CONFIG_KALLSYMS),y)
$(call cmd,smap)
$(call cmd,u-boot__) common/system_map.o
$(timestamp_h): $(srctree)/Makefile FORCE
$(call filechk,timestamp.h)
+checkbinman: tools
+ @if ! ( echo 'import libfdt' | ( PYTHONPATH=tools python )); then \
+ echo >&2; \
+ echo >&2 '*** binman needs the Python libfdt library.'; \
+ echo >&2 '*** Either install it on your system, or try:'; \
+ echo >&2 '***'; \
+ echo >&2 '*** sudo apt-get install swig libpython-dev'; \
+ echo >&2 '***'; \
+ echo >&2 '*** to have U-Boot build its own version.'; \
+ false; \
+ fi
+
# ---------------------------------------------------------------------------
quiet_cmd_cpp_lds = LDS $@
cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) \
spl/sunxi-spl.bin: spl/u-boot-spl
@:
+spl/sunxi-spl-with-ecc.bin: spl/sunxi-spl.bin
+ @:
+
spl/u-boot-spl.sfp: spl/u-boot-spl
@:
spl/boot.bin: spl/u-boot-spl
@:
-tpl/u-boot-tpl.bin: tools prepare
+tpl/u-boot-tpl.bin: tools prepare \
+ $(if $(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb)
$(Q)$(MAKE) obj=tpl -f $(srctree)/scripts/Makefile.spl all
TAG_SUBDIRS := $(patsubst %,$(srctree)/%,$(u-boot-dirs) include)
$(foreach d, spl tpl, $(patsubst %,$d/%, \
$(filter-out include, $(shell ls -1 $d 2>/dev/null))))
-CLEAN_FILES += include/bmp_logo.h include/bmp_logo_data.h include/license.h \
- boot* u-boot* MLO* SPL System.map
+CLEAN_FILES += include/bmp_logo.h include/bmp_logo_data.h \
+ boot* u-boot* MLO* SPL System.map fit-dtb.blob
# Directories & files removed with 'make mrproper'
MRPROPER_DIRS += include/config include/generated spl tpl \
$(Q)$(MAKE) $(build)=scripts build_docproc
$(Q)$(MAKE) $(build)=doc/DocBook $@
-# Dummies...
-PHONY += prepare scripts
-prepare: ;
-scripts: ;
-
endif #ifeq ($(config-targets),1)
endif #ifeq ($(mixed-targets),1)
projects / people / ms / u-boot.git / blobdiff